US5598059A - AC TFEL device having a white light emitting multilayer phosphor - Google Patents
AC TFEL device having a white light emitting multilayer phosphor Download PDFInfo
- Publication number
- US5598059A US5598059A US08/424,222 US42422295A US5598059A US 5598059 A US5598059 A US 5598059A US 42422295 A US42422295 A US 42422295A US 5598059 A US5598059 A US 5598059A
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- US
- United States
- Prior art keywords
- layer
- phosphor
- blue
- emitting
- light emitting
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- Expired - Lifetime
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/57—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing manganese or rhenium
- C09K11/572—Chalcogenides
- C09K11/574—Chalcogenides with zinc or cadmium
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7715—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing cerium
- C09K11/7716—Chalcogenides
- C09K11/7718—Chalcogenides with alkaline earth metals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Luminescent Compositions (AREA)
Abstract
Description
TABLE 1 ______________________________________ CaGa.sub.2 S.sub.4 :Ce/ZnS:Mn/SrS:Ce Wavelength Relative Intensity ______________________________________ 450 nm 13% 460 nm 23% 470nm 36% 480 nm 41% ______________________________________
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/424,222 US5598059A (en) | 1994-04-28 | 1995-04-19 | AC TFEL device having a white light emitting multilayer phosphor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23456794A | 1994-04-28 | 1994-04-28 | |
US08/424,222 US5598059A (en) | 1994-04-28 | 1995-04-19 | AC TFEL device having a white light emitting multilayer phosphor |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US23456794A Continuation-In-Part | 1994-04-28 | 1994-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
US5598059A true US5598059A (en) | 1997-01-28 |
Family
ID=22881916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/424,222 Expired - Lifetime US5598059A (en) | 1994-04-28 | 1995-04-19 | AC TFEL device having a white light emitting multilayer phosphor |
Country Status (1)
Country | Link |
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US (1) | US5598059A (en) |
Cited By (50)
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---|---|---|---|---|
WO1997033296A1 (en) * | 1996-03-06 | 1997-09-12 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US5780966A (en) * | 1995-04-20 | 1998-07-14 | Nippondenso Co., Ltd. | Electroluminescent device with improved blue color purity |
US5892333A (en) * | 1995-11-01 | 1999-04-06 | Denso Corporation | Electroluminescent device and method for producing the same |
US5932327A (en) * | 1995-02-09 | 1999-08-03 | Nippondenso Co., Ltd. | Electroluminescent element |
US5986628A (en) * | 1997-05-14 | 1999-11-16 | Planar Systems, Inc. | Field sequential color AMEL display |
US6025677A (en) * | 1997-04-11 | 2000-02-15 | The Regents Of The University Of California | Blue light emitting thiogallate phosphor including a thin nucleation layer of strontium sulfide |
US6053795A (en) * | 1998-01-13 | 2000-04-25 | 3M Innovative Properties Company | Toy having image mode and changed image mode |
EP1001660A1 (en) * | 1998-11-10 | 2000-05-17 | Korea Electronics Technology Institute | Electroluminescent device and manufacturing method thereof |
US6074575A (en) * | 1994-11-14 | 2000-06-13 | Mitsui Mining & Smelting Co., Ltd. | Thin film electro-luminescence device |
EP1018168A1 (en) * | 1997-07-11 | 2000-07-12 | Fed Corporation | High brightness, high efficiency organic light emitting device |
US6120026A (en) * | 1998-01-13 | 2000-09-19 | 3M Innovative Properties Co. | Game with privacy material |
US6211538B1 (en) | 1998-11-10 | 2001-04-03 | Korea Institute Of Industrial Tech. | Electroluminescent device including a blue light emitting thick-film electroluminescent layer and a red light emitting thin-film electroluminescent layer |
US6242858B1 (en) * | 1998-09-14 | 2001-06-05 | Planar Systems, Inc. | Electroluminescent phosphor thin films |
US6358631B1 (en) | 1994-12-13 | 2002-03-19 | The Trustees Of Princeton University | Mixed vapor deposited films for electroluminescent devices |
US6358632B1 (en) * | 1998-11-10 | 2002-03-19 | Planar Systems, Inc. | TFEL devices having insulating layers |
US6365270B2 (en) | 1994-12-13 | 2002-04-02 | The Trustees Of Princeton University | Organic light emitting devices |
EP1207722A2 (en) * | 2000-11-17 | 2002-05-22 | TDK Corporation | EL phosphor multilayer thin film and el device |
US6414439B1 (en) | 2001-03-12 | 2002-07-02 | Planar Systems, Inc. | AMEL device with improved optical properties |
US6451460B1 (en) | 2000-09-08 | 2002-09-17 | Planner Systems, Inc. | Thin film electroluminescent device |
US6455140B1 (en) | 1999-01-13 | 2002-09-24 | 3M Innovative Properties Company | Visible mirror film glitter |
US6475609B1 (en) | 1998-01-13 | 2002-11-05 | 3M Innovative Properties Company | Color shifting film glitter |
US6504312B2 (en) | 2000-03-23 | 2003-01-07 | Planar Systems, Inc. | AMEL device with improved optical properties |
US20030032361A1 (en) * | 2001-04-30 | 2003-02-13 | Matthew Murasko | Electroluminescent devices fabricated with encapsulated light emitting polymer particles |
US6548956B2 (en) | 1994-12-13 | 2003-04-15 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US6603257B1 (en) * | 1999-05-27 | 2003-08-05 | University Of North Carolina At Charlotte | Cathodo-/electro-luminescent device and method of fabricating a cathodo-/electro-luminescent device using porous silicon/porous silicon carbide as an electron emitter |
US20040018379A1 (en) * | 2002-07-29 | 2004-01-29 | Kinlen Patrick J. | Light-emitting phosphor particles and electroluminescent devices employing same |
US20040027048A1 (en) * | 2000-09-14 | 2004-02-12 | Cheong Dan Daeweon | Magnesium barium thioaluminate and related phosphor materials |
US20040033307A1 (en) * | 1999-05-14 | 2004-02-19 | Ifire Technology, Inc. | Method of forming a thick film dielectric layer in an electroluminescent laminate |
US6734469B2 (en) | 2000-11-17 | 2004-05-11 | Tdk Corporation | EL phosphor laminate thin film and EL device |
US20040170864A1 (en) * | 2002-12-20 | 2004-09-02 | Guo Liu | Aluminum nitride passivated phosphors for electroluminescent displays |
EP1471774A2 (en) * | 1999-05-14 | 2004-10-27 | iFire Technology Inc. | Electroluminescent laminate with patterned phosphor structure and thick film dielectric with improved dielectric properties |
US20050035704A1 (en) * | 2002-09-12 | 2005-02-17 | Alexander Kosyachkov | Silicon oxynitride passivated rare earth activated thioaluminate phosphors for electroluminescent displays |
US6911960B1 (en) * | 1998-11-30 | 2005-06-28 | Sanyo Electric Co., Ltd. | Active-type electroluminescent display |
US20060017381A1 (en) * | 2004-07-22 | 2006-01-26 | Yongbao Xin | Aluminum oxide and aluminum oxynitride layers for use with phosphors for electroluminescent displays |
EP1753270A1 (en) * | 2005-08-12 | 2007-02-14 | Samsung SDI Co., Ltd. | White electroluminescent device and method of producing the same |
JP2007234877A (en) * | 2006-03-01 | 2007-09-13 | Nichia Chem Ind Ltd | Light emitting device |
US20070228938A1 (en) * | 2006-03-30 | 2007-10-04 | Eastman Kodak Company | Efficient white-light OLED display with filters |
WO2007116850A1 (en) | 2006-03-27 | 2007-10-18 | Toyoda Gosei Co., Ltd. | Ferrous-metal-alkaline-earth-metal silicate mixed crystal phosphor and light emitting device using the same |
US20080053819A1 (en) * | 2006-09-05 | 2008-03-06 | Sungkyunkwan University Foundation For Corporate Collaboration | Method of fabricating conductive carbon thin-film of high-hardness and application of the carbon thin-film as electrode for thin-film electro-luminescent device |
US7361413B2 (en) | 2002-07-29 | 2008-04-22 | Lumimove, Inc. | Electroluminescent device and methods for its production and use |
WO2008077539A1 (en) * | 2006-12-22 | 2008-07-03 | Amboina Ag | Electroluminescent lamp and method for the production thereof |
US20080176099A1 (en) * | 2007-01-18 | 2008-07-24 | Hatwar Tukaram K | White oled device with improved functions |
US20080191229A1 (en) * | 2005-05-24 | 2008-08-14 | Seoul Semiconductor Co., Ltd. | Light Emitting Device and Phosphor of Alkaline Earth Sulfide Therefor |
US20080191230A1 (en) * | 2005-06-17 | 2008-08-14 | Seoul Semiconductor Co., Ltd. | Red Phosphor and Luminous Element Using the Same |
US20090096350A1 (en) * | 2006-03-16 | 2009-04-16 | Seoul Semiconductor Co., Ltd. | Fluorescent material and light emitting diode using the same |
US20090180273A1 (en) * | 2005-09-30 | 2009-07-16 | Seoul Semiconductor Co., Ltd. | Light emitting device and lcd backlight using the same |
US20100177534A1 (en) * | 2005-03-31 | 2010-07-15 | Seoul Semiconductor Co., Ltd. | Backlight panel employing white light emitting diode having red phosphor and green phosphor |
WO2013169364A1 (en) * | 2012-05-08 | 2013-11-14 | Ut-Battelle, Llc | Method of microbially producing metal gallate spinel nano-objects, and compositions produced thereby |
US20150228869A1 (en) * | 2014-02-11 | 2015-08-13 | Samsung Electronics Co., Ltd. | Light source package and display device including the same |
US9805925B1 (en) * | 2016-09-20 | 2017-10-31 | Spl Industries Usa, Inc. | Electrodeless high intensity discharge lamp with field suppression probes |
Citations (5)
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US3639254A (en) * | 1969-07-01 | 1972-02-01 | Gte Laboratories Inc | Alkaline earth thiogallate phosphors |
US4983469A (en) * | 1986-11-11 | 1991-01-08 | Nippon Soken, Inc. | Thin film electroluminescent element |
US5147835A (en) * | 1991-03-05 | 1992-09-15 | Motorola, Inc. | Composite titanate aluminate dielectric material |
US5309070A (en) * | 1991-03-12 | 1994-05-03 | Sun Sey Shing | AC TFEL device having blue light emitting thiogallate phosphor |
US5346776A (en) * | 1988-12-29 | 1994-09-13 | Sharp Kabushiki Kaisha | Electroluminescent panel |
-
1995
- 1995-04-19 US US08/424,222 patent/US5598059A/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3639254A (en) * | 1969-07-01 | 1972-02-01 | Gte Laboratories Inc | Alkaline earth thiogallate phosphors |
US4983469A (en) * | 1986-11-11 | 1991-01-08 | Nippon Soken, Inc. | Thin film electroluminescent element |
US5346776A (en) * | 1988-12-29 | 1994-09-13 | Sharp Kabushiki Kaisha | Electroluminescent panel |
US5147835A (en) * | 1991-03-05 | 1992-09-15 | Motorola, Inc. | Composite titanate aluminate dielectric material |
US5309070A (en) * | 1991-03-12 | 1994-05-03 | Sun Sey Shing | AC TFEL device having blue light emitting thiogallate phosphor |
Non-Patent Citations (17)
Title |
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Barrow, et al., "A New Class of Blue TFEL Phosphors With Application to a VGA Full-Color Display," SID 93 Digest, pp. 761-764. |
Barrow, et al., A New Class of Blue TFEL Phosphors With Application to a VGA Full Color Display, SID 93 Digest, pp. 761 764. * |
King, et al., "Full-Color 320×240 TFEL Display Panel," pp. 14-17. |
King, et al., Full Color 320 240 TFEL Display Panel, pp. 14 17. * |
Leppanen, et al., Broadband Double Layer Phosphor for an Inverted Filtered RGB Electroluminescent Display, (four pages of material, no page numbers or other identification). * |
Mauch, et al. "ZnS:Mn/SrS:Ce Multilayer Devices for Full-Color EL Applications", SID 93 Digest, pp. 769-772. |
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Cited By (100)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6074575A (en) * | 1994-11-14 | 2000-06-13 | Mitsui Mining & Smelting Co., Ltd. | Thin film electro-luminescence device |
US6365270B2 (en) | 1994-12-13 | 2002-04-02 | The Trustees Of Princeton University | Organic light emitting devices |
US20070132369A1 (en) * | 1994-12-13 | 2007-06-14 | Forrest Stephen R | Transparent contacts for organic devices |
US8324803B2 (en) | 1994-12-13 | 2012-12-04 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US6596134B2 (en) | 1994-12-13 | 2003-07-22 | The Trustees Of Princeton University | Method of fabricating transparent contacts for organic devices |
US20100187988A1 (en) * | 1994-12-13 | 2010-07-29 | Forrest Stephen R | Transparent contacts for organic devices |
US5703436A (en) * | 1994-12-13 | 1997-12-30 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US7173369B2 (en) | 1994-12-13 | 2007-02-06 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US6264805B1 (en) | 1994-12-13 | 2001-07-24 | The Trustees Of Princeton University | Method of fabricating transparent contacts for organic devices |
US7714504B2 (en) | 1994-12-13 | 2010-05-11 | The Trustees Of Princeton University | Multicolor organic electroluminescent device formed of vertically stacked light emitting devices |
US6548956B2 (en) | 1994-12-13 | 2003-04-15 | The Trustees Of Princeton University | Transparent contacts for organic devices |
US6358631B1 (en) | 1994-12-13 | 2002-03-19 | The Trustees Of Princeton University | Mixed vapor deposited films for electroluminescent devices |
US5932327A (en) * | 1995-02-09 | 1999-08-03 | Nippondenso Co., Ltd. | Electroluminescent element |
US5780966A (en) * | 1995-04-20 | 1998-07-14 | Nippondenso Co., Ltd. | Electroluminescent device with improved blue color purity |
US6254740B1 (en) | 1995-04-20 | 2001-07-03 | Nippondenso Co., Ltd. | Sputtering method of producing and electroluminescent device with improved blue color purity |
US5892333A (en) * | 1995-11-01 | 1999-04-06 | Denso Corporation | Electroluminescent device and method for producing the same |
WO1997033296A1 (en) * | 1996-03-06 | 1997-09-12 | The Trustees Of Princeton University | Transparent contacts for organic devices |
ES2157694A1 (en) * | 1996-03-06 | 2001-08-16 | Univ Princeton | Transparent contacts for organic devices |
US6025677A (en) * | 1997-04-11 | 2000-02-15 | The Regents Of The University Of California | Blue light emitting thiogallate phosphor including a thin nucleation layer of strontium sulfide |
US5986628A (en) * | 1997-05-14 | 1999-11-16 | Planar Systems, Inc. | Field sequential color AMEL display |
US6337492B1 (en) | 1997-07-11 | 2002-01-08 | Emagin Corporation | Serially-connected organic light emitting diode stack having conductors sandwiching each light emitting layer |
EP1018168A4 (en) * | 1997-07-11 | 2000-10-18 | Fed Corp | High brightness, high efficiency organic light emitting device |
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US6120026A (en) * | 1998-01-13 | 2000-09-19 | 3M Innovative Properties Co. | Game with privacy material |
US6475609B1 (en) | 1998-01-13 | 2002-11-05 | 3M Innovative Properties Company | Color shifting film glitter |
US6053795A (en) * | 1998-01-13 | 2000-04-25 | 3M Innovative Properties Company | Toy having image mode and changed image mode |
US6242858B1 (en) * | 1998-09-14 | 2001-06-05 | Planar Systems, Inc. | Electroluminescent phosphor thin films |
US6358632B1 (en) * | 1998-11-10 | 2002-03-19 | Planar Systems, Inc. | TFEL devices having insulating layers |
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US6211538B1 (en) | 1998-11-10 | 2001-04-03 | Korea Institute Of Industrial Tech. | Electroluminescent device including a blue light emitting thick-film electroluminescent layer and a red light emitting thin-film electroluminescent layer |
US6911960B1 (en) * | 1998-11-30 | 2005-06-28 | Sanyo Electric Co., Ltd. | Active-type electroluminescent display |
US6455140B1 (en) | 1999-01-13 | 2002-09-24 | 3M Innovative Properties Company | Visible mirror film glitter |
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US6603257B1 (en) * | 1999-05-27 | 2003-08-05 | University Of North Carolina At Charlotte | Cathodo-/electro-luminescent device and method of fabricating a cathodo-/electro-luminescent device using porous silicon/porous silicon carbide as an electron emitter |
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